42004224371 has 2 divisors, whose sum is σ = 42004224372. Its totient is φ = 42004224370.

The previous prime is 42004224299. The next prime is 42004224373. The reversal of 42004224371 is 17342240024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 42004224371 - 2¹⁸ = 42003962227 is a prime.

Together with 42004224373, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (42004224373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21002112185 + 21002112186.

It is an arithmetic number, because the mean of its divisors is an integer number (21002112186).

Almost surely, 2^42004224371 is an apocalyptic number.

42004224371 is a deficient number, since it is larger than the sum of its proper divisors (1).

42004224371 is an equidigital number, since it uses as much as digits as its factorization.

42004224371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10752, while the sum is 29.

Adding to 42004224371 its reverse (17342240024), we get a palindrome (59346464395).

The spelling of 42004224371 in words is "forty-two billion, four million, two hundred twenty-four thousand, three hundred seventy-one".